What is the ruling on whoever assumes Ihram for Hajj and Umarh as a Oarin and after the Umarh he removes the Ihram? Is he considered a Mutamatti?

Answer:

Yes, if he assumes Ihram for Hajj and Umarh as a Qarin, then he performs Tawaf and Sa'y, and cuts his hair, making it an Umarh only, he is called a Mutamattu and he must make the sacrifice of At-Tamattu.